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Finding the Fourth Proportional to 156,685.52, 216,017.18 and 124,527.52

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Solution

The fourth proportional to 156,685.52, 216,017.18 and 124,527.52 is: 171,682.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,685.52 : 216,017.18 = 124,527.52 : x
  2. Step 2: Convert to fraction form
    156,685.52/216,017.18 = 124,527.52/x
  3. Step 3: Cross multiply
    156,685.52x = 216,017.18 × 124,527.52
  4. Step 4: Simplify right side
    156,685.52x = 26,900,083,702.79
  5. Step 5: Solve for x
    x = 26,900,083,702.79/156,685.52
  6. Step 6: Final answer
    x = 171,682.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.